By Dr T S Rao
By Avineni Bhaskar
By Malladi Venkata Krishna Murthy
By Kandukuri Venkata Satya Brahmacharya
By Dr Manjuluri Narasimharao
By Kampalle Ravichandran
By Sudha Murty
By Paul De Kruif And Translated By Jammi Koneti Rao
By Carl Sagan And Translated By V.Srinivasa Chakravarthy
By Paramanandayya
By Aavatapalli Narayana Rao
By Dr Chaganti Surya Narayana Murty
By Rachapalem Chandra Shakarareddy
By Tadanki Venkata Lakshmi Narasimharao
By Dr Paruchuri Gopalakrishna
By Gitanjali Dr Bharathi
By Donepudi Venkata Subbamma
By Satish Chandar
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